212
FPUS53 KLOT 210006
ZFPLOT

Zone Forecast Product
National Weather Service Chicago/Romeoville, IL
705 PM CDT Sun Sep 20 2026

ILZ104-211500-
Central Cook-
Including the cities of Chicago, Cicero, Oak Lawn, Oak Park,
and La Grange
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Areas of drizzle and a slight chance of
showers in the evening, then a chance of showers after midnight.
Lows in the upper 50s. Northeast winds 15 to 20 mph, diminishing
to 10 to 15 mph after midnight. Chance of precipitation
40 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the mid 60s. Northeast winds 15 to 20 mph, diminishing
to 10 to 15 mph in the afternoon. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
10 to 15 mph. Gusts up to 25 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.WEDNESDAY...Mostly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the mid 50s.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 50s.
.SUNDAY...Mostly cloudy. Highs in the lower 70s.

$$

ILZ103-211500-
Northern Cook-
Including the cities of Evanston, Des Plaines, Schaumburg,
Palatine, and Northbrook
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Areas of drizzle and a slight chance of
showers in the evening, then a chance of showers after midnight.
Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up
to 25 mph. Chance of precipitation 30 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
10 to 15 mph. Gusts up to 25 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s inland, but
only in the upper 60s near the lake.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s inland, but only
around 70 near the lake.

$$

ILZ105-211500-
Southern Cook-
Including the cities of Calumet City, Oak Forest, Lemont,
Orland Park, and Park Forest
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Areas of drizzle early in the evening. A
chance of showers until early morning, then a slight chance of
showers late. Lows in the upper 50s. Northeast winds 10 to 15 mph
with gusts up to 25 mph. Chance of precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
10 to 15 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds around 10 mph.
.WEDNESDAY...Mostly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ006-211500-
Lake IL-
Including the cities of Waukegan, Buffalo Grove, Mundelein,
and Gurnee
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Areas of drizzle early in the evening. A
slight chance of showers after midnight. Lows in the mid 50s.
Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of
precipitation 20 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 15 to 20 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
10 to 15 mph with gusts up to 25 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 10 to 15 mph, diminishing to 5 to 10 mph after midnight.
.WEDNESDAY...Partly cloudy. Highs in the lower 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the mid 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the upper 60s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the lower 70s.

$$

ILZ005-211500-
McHenry-
Including the cities of Crystal Lake, Algonquin, McHenry,
and Woodstock
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Patchy drizzle early in the evening. Lows in
the mid 50s. Northeast winds 10 to 15 mph with gusts up to
25 mph.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 10 to 15 mph, diminishing to 5 to 10 mph after midnight.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
10 to 15 mph. Gusts up to 25 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the lower 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows around 50.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.SATURDAY...Mostly cloudy. Highs around 70.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the lower 70s.

$$

ILZ012-211500-
Kane-
Including the cities of Aurora and Elgin
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Patchy drizzle early in the evening. A slight
chance of showers in the late evening and overnight. Lows in the
upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph.
Chance of precipitation 20 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph.
Gusts up to 25 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 50.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows around 50.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ013-211500-
DuPage-
Including the cities of Naperville, Wheaton, Downers Grove,
Lombard, and Carol Stream
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Areas of drizzle and a slight chance of
showers in the evening, then a chance of showers after midnight.
Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up
to 25 mph. Chance of precipitation 40 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds
10 to 15 mph. Gusts up to 25 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ020-211500-
Kendall-
Including the cities of Oswego, Yorkville, and Plano
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Areas of drizzle and a slight chance of
showers in the evening, then a chance of showers after midnight.
Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up
to 25 mph. Chance of precipitation 40 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. A slight chance of showers after
midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph.
Chance of precipitation 20 percent.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A slight chance of showers in the morning. Highs in the
mid 60s. Northeast winds 10 to 15 mph. Chance of precipitation
20 percent.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs around 70.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ106-211500-
Northern Will-
Including the cities of Joliet, Bolingbrook, Plainfield,
and Mokena
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Areas of drizzle early in the evening. A
chance of showers until early morning, then a slight chance of
showers late. Lows in the upper 50s. Northeast winds 10 to 15 mph
with gusts up to 25 mph. Chance of precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. A slight chance of showers in the
morning. Highs in the mid 60s. Northeast winds 10 to 15 mph.
Chance of precipitation 20 percent.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ107-211500-
Southern Will-
Including the cities of Channahon, Manhattan, and Wilmington
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. A chance of showers until early morning, then
a slight chance of showers late. Lows in the upper 50s. Northeast
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of
precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds around 10 mph.
.TUESDAY...Mostly cloudy. A slight chance of showers in the
morning. Highs in the mid 60s. Northeast winds around 10 mph.
Chance of precipitation 20 percent.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the lower 70s.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ108-211500-
Eastern Will-
Including the cities of Crete, Peotone, and Beecher
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. A chance of showers until early morning, then
a slight chance of showers late. Lows in the mid 50s. Northeast
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of
precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds around 10 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
10 to 15 mph.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Partly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 50.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows around 50.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

INZ001-211500-
Lake IN-
Including the cities of Gary, Hammond, and Merrillville
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. A chance of showers until early morning, then
a slight chance of showers late. Lows in the mid 50s. Northeast
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of
precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the mid 60s. Northeast winds 10 to 15 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
10 to 15 mph.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Mostly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.THURSDAY...Mostly cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows around 50.
.FRIDAY...Partly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 40s.
.SATURDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

INZ002-211500-
Porter-
Including the cities of Portage, Valparaiso, and Chesterton
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. A chance of showers until early morning, then
a slight chance of showers late. Lows in the mid 50s. Northeast
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of
precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the mid 60s. Northeast winds 10 to 15 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds around 10 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Mostly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 50.
.THURSDAY...Mostly cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows around 50.
.FRIDAY...Partly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.SATURDAY...Partly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.SUNDAY...Partly cloudy. Highs in the mid 70s.

$$

ILZ003-211500-
Winnebago-
Including the city of Rockford
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Lows in the mid 50s. Northeast winds 10 to
15 mph with gusts up to 25 mph.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 15 to 20 mph, diminishing
to 10 to 15 mph in the afternoon. Chance of precipitation
20 percent.
.MONDAY NIGHT...Mostly cloudy. A slight chance of showers after
midnight. Lows around 50. Northeast winds 10 to 15 mph. Chance of
precipitation 20 percent.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A slight chance of showers in the morning. Highs in the
lower 60s. Northeast winds 10 to 15 mph. Chance of precipitation
20 percent.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the mid 40s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows in the upper 40s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.SATURDAY...Mostly cloudy. Highs in the upper 60s.
.SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the lower 70s.

$$

ILZ004-211500-
Boone-
Including the city of Belvidere
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Lows in the mid 50s. Northeast winds 10 to
15 mph with gusts up to 25 mph.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
10 to 15 mph, diminishing to 5 to 10 mph after midnight.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the upper 40s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Mostly cloudy. Highs in the mid 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.SATURDAY...Mostly cloudy. Highs around 70.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the lower 70s.

$$

ILZ008-211500-
Ogle-
Including the cities of Rochelle, Oregon, and Byron
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Lows in the mid 50s. Northeast winds 15 to
20 mph, diminishing to 10 to 15 mph after midnight.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows around 50. Northeast winds 10 to 15 mph. Chance of
precipitation 30 percent.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A slight chance of showers in the morning. Highs in the
lower 60s. Northeast winds 10 to 15 mph. Chance of precipitation
20 percent.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the upper 40s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows in the upper 40s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the lower 70s.

$$

ILZ011-211500-
De Kalb-
Including the cities of DeKalb and Sycamore
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Patchy drizzle early in the evening. A slight
chance of showers after midnight. Lows in the upper 50s.
Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of
precipitation 20 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. A slight chance of showers after
midnight. Lows in the lower 50s. Northeast winds 10 to 15 mph.
Chance of precipitation 20 percent.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A slight chance of showers in the morning. Highs in the
lower 60s. Northeast winds 10 to 15 mph. Chance of precipitation
20 percent.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the upper 40s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows around 50.
.FRIDAY...Mostly cloudy. Highs in the upper 60s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ010-211500-
Lee-
Including the city of Dixon
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Patchy drizzle early in the evening. A slight
chance of showers after midnight. Lows in the upper 50s.
Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of
precipitation 20 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning. A
slight chance of showers late. Highs in the lower 60s. Northeast
winds 10 to 15 mph with gusts up to 25 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows in the lower 50s. Northeast winds 10 to 15 mph.
Chance of precipitation 30 percent.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A slight chance of showers in the morning. Highs in the
mid 60s. Northeast winds 10 to 15 mph. Chance of precipitation
20 percent.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the upper 40s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the upper 40s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs around 70.
.FRIDAY NIGHT...Mostly cloudy. Lows around 50.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ019-211500-
La Salle-
Including the cities of Ottawa, Streator, La Salle, Mendota,
and Marseilles
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. A chance of showers and patchy drizzle early
in the evening, then a slight chance of showers in the late
evening and overnight. Lows in the upper 50s. Northeast winds
10 to 15 mph with gusts up to 25 mph. Chance of precipitation
50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts
up to 25 mph. Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. A slight chance of showers after
midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph.
Chance of precipitation 20 percent.
.TUESDAY...Mostly cloudy. A slight chance of showers in the
morning. Highs in the mid 60s. Northeast winds 10 to 15 mph.
Chance of precipitation 20 percent.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the lower 70s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ021-211500-
Grundy-
Including the cities of Morris, Coal City, and Minooka
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Areas of drizzle early in the evening. A
chance of showers until early morning, then a slight chance of
showers late. Lows in the upper 50s. Northeast winds 10 to
15 mph. Gusts up to 25 mph in the evening. Chance of
precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the mid 60s. Northeast winds 10 to 15 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. A slight chance of showers after
midnight. Lows in the mid 50s. Northeast winds 5 to 10 mph.
Chance of precipitation 20 percent.
.TUESDAY...Mostly cloudy. A slight chance of showers. Highs in
the mid 60s. Northeast winds 5 to 10 mph. Chance of precipitation
20 percent.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs around 70.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the lower 70s.
.FRIDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s.
.SUNDAY...Mostly cloudy. Highs in the upper 70s.

$$

ILZ032-211500-
Livingston-
Including the cities of Pontiac, Dwight, and Fairbury
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. A chance of showers, mainly in the evening.
Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of
precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the mid 60s. Northeast winds around 10 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.TUESDAY...Mostly cloudy. A slight chance of showers. Highs in
the mid 60s. Northeast winds around 10 mph. Chance of
precipitation 20 percent.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs around 70.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy. Highs in the lower 70s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly cloudy. Highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the upper 70s.

$$

ILZ023-211500-
Kankakee-
Including the cities of Kankakee, Bourbonnais, and Bradley
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. A chance of showers until early morning, then
a slight chance of showers late. Lows in the mid 50s. Northeast
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of
precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the mid 60s. Northeast winds around 10 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.TUESDAY...Mostly cloudy. A slight chance of showers. Highs in
the mid 60s. Northeast winds 5 to 10 mph. Chance of precipitation
20 percent.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 50.
.THURSDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the lower 70s.
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s.
.SATURDAY...Mostly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

ILZ039-211500-
Ford-
Including the cities of Paxton and Gibson City
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. A chance of showers, mainly in the evening.
Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of
precipitation 50 percent.
.MONDAY...Cloudy. A slight chance of showers early in the
morning. Highs in the mid 60s. Northeast winds 10 to 15 mph.
Chance of precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds around 10 mph.
.TUESDAY...Mostly cloudy. A slight chance of showers in the
morning. Highs in the mid 60s. Northeast winds 10 to 15 mph.
Chance of precipitation 20 percent.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 50.
.THURSDAY...Mostly cloudy. Highs around 70.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the lower 70s.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows around 50.
.SATURDAY...Mostly cloudy. Highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the upper 70s.

$$

ILZ033-211500-
Iroquois-
Including the cities of Watseka and Gilman
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Showers likely early in the evening, then a
chance of showers in the late evening and early morning. A slight
chance of showers late. Lows in the upper 50s. Northeast winds
around 10 mph. Chance of precipitation 60 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the mid 60s. Northeast winds around 10 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.TUESDAY...Mostly cloudy. A slight chance of showers in the
afternoon. Highs in the mid 60s. Northeast winds 5 to 10 mph.
Chance of precipitation 20 percent.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s. Northeast winds 5 to
10 mph.
.WEDNESDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 50.
.THURSDAY...Mostly cloudy. Highs around 70.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the lower 70s.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 40s.
.SATURDAY...Mostly cloudy. Highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the upper 70s.

$$

INZ010-211500-
Newton-
Including the cities of Roselawn, Kentland, and Morocco
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Showers likely early in the evening, then a
chance of showers in the late evening and early morning. A slight
chance of showers late. Lows in the mid 50s. Northeast winds
10 to 15 mph. Chance of precipitation 60 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the mid 60s. Northeast winds around 10 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds around 10 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
5 to 10 mph.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows around 50. Northeast winds around 5 mph.
.WEDNESDAY...Mostly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 40s.
.THURSDAY...Mostly cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows around 50.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs around 70.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 40s.
.SATURDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.SUNDAY...Mostly cloudy. Highs in the mid 70s.

$$

INZ011-211500-
Jasper-
Including the cities of Rensselaer and DeMotte
705 PM CDT Sun Sep 20 2026

.TONIGHT...Cloudy. Showers likely and a slight chance of
thunderstorms early in the evening, then a chance of showers in
the late evening and early morning. A slight chance of showers
late. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up
to 25 mph in the evening. Chance of precipitation 70 percent.
.MONDAY...Cloudy. A chance of showers in the morning. Highs in
the mid 60s. Northeast winds 10 to 15 mph. Chance of
precipitation 40 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds around 10 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
5 to 10 mph.
.WEDNESDAY...Mostly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 40s.
.THURSDAY...Mostly cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows around 50.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs around 70.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.SATURDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy. Lows around 50.
.SUNDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 70s.

$$

INZ019-211500-
Benton-
Including the cities of Fowler and Oxford
805 PM EDT Sun Sep 20 2026

.TONIGHT...Cloudy. Showers likely and a slight chance of
thunderstorms early in the evening, then a chance of showers late
in the evening. A slight chance of showers after midnight. Lows
in the upper 50s. Northeast winds 10 to 15 mph. Chance of
precipitation 70 percent.
.MONDAY...Cloudy. A slight chance of showers in the morning.
Highs in the mid 60s. Northeast winds 10 to 15 mph. Chance of
precipitation 20 percent.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds around 10 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.WEDNESDAY...Mostly cloudy. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.THURSDAY...Mostly cloudy. Highs in the upper 60s.
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.FRIDAY...Partly cloudy. Highs around 70.
.FRIDAY NIGHT...Partly cloudy. Lows around 50.
.SATURDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.SUNDAY...Partly cloudy. Highs in the mid 70s.

$$